Let S be the set of all real numbers and R be a relation on S defined by xRy |x| y. Then R is

NDA 2026 Mathematics question

Let be the set of all real numbers and be a relation on defined by . Then is

Answer: (B)

Reflexive: we need for every real ; this fails for negative (e.g. : is false). So is not reflexive. Transitive: let

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Question ID VK-030394